Admissions specialists available 24/7
  • Free
  • Confidential
  • No obligation
Who answers? (833) 589-6933

3 Best Inpatient Rehab Centers in Portland, ME (2026)

We list 3 inpatient rehab centers in Portland, ME, based on SAMHSA's FindTreatment.gov data. Compare services, insurance accepted and accreditation, or call for free help choosing.

  • 3Treatment facilities
  • 3Offer detox
  • 3Accept Medicaid
  • 2Accept private insurance

Inpatient / Residential: the basics

Inpatient rehab, also called residential treatment, is live-in addiction care where you stay at a licensed facility around the clock and take part in daily therapy, groups and medical care. Stays often last about 30 to 90 days. It fits people who need more structure than outpatient care can give. Search below to find inpatient rehab centers near you. Read the full guide →

2026 rankings

Top 3 inpatient rehab centers in Portland, ME

Ranked by the StartDrugRehab Score: accreditation, levels of care, patient ratings and payment options. Featured or claimed status never affects rank. How we rank

  1. Liberty Bay Recovery Center

    Portland, ME

    8.7ExcellentStartDrugRehab Score 8.7 out of 10
    4.6Google163 reviews

    Best for: Detox and residential careCARF

    Why it made our list: CARF accredited; offers detox, residential care, PHP, and IOP; accepts private insurance, Medicaid, and TRICARE.

    View details
  2. Guardian Recovery – Pine Tree Recovery Center

    Portland, ME

    8.6ExcellentStartDrugRehab Score 8.6 out of 10
    4.6Google354 reviews

    Best for: Detox and residential careJoint Commission

    Why it made our list: Joint Commission accredited; offers detox, residential care, IOP, and outpatient care; accepts private insurance, Medicaid, and self-pay.

    View details
  3. Milestone Recovery – Withdrawal Management Unit

    Portland, ME

    6.5GoodStartDrugRehab Score 6.5 out of 10
    4.5Google75 reviews

    Best for: Detox and residential care

    Why it made our list: Offers detox, residential care, outpatient care, and MAT; accepts Medicaid and self-pay.

    View details

See the best rehab centers in Portland, ME →

All inpatient rehab centers in Portland, ME

Liberty Bay Recovery Center

Portland, ME 04101

8.7ExcellentStartDrugRehab Score 8.7 out of 10
4.6Google163 reviews

CARF accredited

Setting
In/Outpatient
Operator
Private
MAT
Offered

Levels of care

  • Detox
  • Inpatient / Residential
  • Hospital Inpatient
  • +5 more

Payment accepted

Medicaid · Private insurance · TRICARE +1 more

“Get help” calls our free helpline, not this facility.

8.6ExcellentStartDrugRehab Score 8.6 out of 10
4.6Google354 reviews

Joint Commission accredited

Setting
In/Outpatient
Operator
Private
MAT
Offered

Levels of care

  • Detox
  • Inpatient / Residential
  • Intensive Outpatient
  • +3 more

Payment accepted

Medicaid · Private insurance · Self-pay

“Get help” calls our free helpline, not this facility.

6.5GoodStartDrugRehab Score 6.5 out of 10
4.5Google75 reviews
Setting
In/Outpatient
Operator
Nonprofit
MAT
Offered

Levels of care

  • Detox
  • Inpatient / Residential
  • Outpatient
  • +1 more

Payment accepted

Medicaid · Self-pay

“Get help” calls our free helpline, not this facility.

More options in Portland, ME

Inpatient Rehab Centers in other Maine cities

Frequently asked questions

How many inpatient rehab centers are in Portland, ME?

We list 3 inpatient rehab centers in Portland, ME, based on SAMHSA's FindTreatment.gov data (updated October 2026).

How do I choose the right program?

Look for state licensing and accreditation (The Joint Commission or CARF), the right level of care for your needs, evidence-based therapies, and insurance compatibility. Read our guide to choosing a rehab or call (833) 589-6933 to talk it through.

Will my insurance cover treatment?

Most private plans and Medicaid cover substance use treatment when it's medically necessary, but benefits vary by plan and network. Call (833) 589-6933 for a free, confidential benefits check.

Source: SAMHSA FindTreatment.gov, data updated October 2026. Listings are not endorsements.